28478615

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{16703}}^1$

素因数の和:16750

約数の個数: 16

約数和(自身を含む): 38486016

約数和(自身を除く): 10007401

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 16703, 83515, 183733, 517793, 918665, 2588965, 5695723, 28478615]

約数ペア:

[(1, 28478615), (5, 5695723), (11, 2588965), (31, 918665), (55, 517793), (155, 183733), (341, 83515), (1705, 16703)]